public class SingleLinkedListImpl implements SingleLinkedList {
	private class Item{
		String str;
		Item next;
	}
	public boolean isEmpty(){
		return true;
	}
	public  int size(){
		return 10;
	}
	public  void insertFirst(String value){
		Item item = new Item();
		item.str = value;
		item.next = null;
	}
	public void insertLast(String value){
	}
	public void insert(String value, int position){
	}
	public String get(int position){
		return null;
	}
	public void remove(int position){
	
	}
	public void clear(){
	
	}
	public void swap(int pos1, int pos2){
	
	}
}